Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual torneio tem um oponente na final de Nadia Petrova e uma pontuação de 6–3, 4–6, 6–1?
 ###Tabelas: CREATE TABLE runner-up_16 (runner-up_16_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Tournament VARCHAR, Surface VARCHAR, Opponent in the final VARCHAR, Score VARCHAR) CREATE TABLE champions_by_nationality (champions_by_nationality_id AUTO_INCREMENT PRIMARY KEY, Rank VARCHAR, Nationality VARCHAR, Non-major wins INT, Non-major winners INT, Major wins INT, Major winners INT, Total wins INT, Total winners INT, First title INT, Last title INT) CREATE TABLE timeline (timeline_id AUTO_INCREMENT PRIMARY KEY, Medal count INT, Date VARCHAR, Athlete VARCHAR, Nation VARCHAR, Sport VARCHAR, Record medal event VARCHAR) CREATE TABLE the_reform_of_the_national_water_and_sewerage_corporation (the_reform_of_the_national_water_and_sewerage_corporation_id AUTO_INCREMENT PRIMARY KEY, 1998 VARCHAR, 2000 VARCHAR, 2004 VARCHAR, 2007 VARCHAR, 2011 VARCHAR) CREATE TABLE average_chart (average_chart_id AUTO_INCREMENT PRIMARY KEY, Rank by average INT, Place INT, Couple VARCHAR, Total INT, Number of dances INT, Average INT)  
SELECT Tournament FROM runner-up_16 WHERE Opponent in the final = nadia petrova AND Score = 6–3, 4–6, 6–1